Home / 12,841.42-19,262.14-3,481.44

Finding the Fourth Proportional to 12,841.42, 19,262.14 and 3,481.44

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Solution

The fourth proportional to 12,841.42, 19,262.14 and 3,481.44 is: 5,222.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,841.42 : 19,262.14 = 3,481.44 : x
  2. Step 2: Convert to fraction form
    12,841.42/19,262.14 = 3,481.44/x
  3. Step 3: Cross multiply
    12,841.42x = 19,262.14 × 3,481.44
  4. Step 4: Simplify right side
    12,841.42x = 67,059,984.68
  5. Step 5: Solve for x
    x = 67,059,984.68/12,841.42
  6. Step 6: Final answer
    x = 5,222.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.